Problem 42631. Cumulative minimum of an array

Created by Matthew Eicholtz

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Find the cumulative minimum of an array without using the built-in function</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/help/matlab/ref/cummin.html\"><w:r><w:t>cummin</w:t></w:r></w:hyperlink><w:r><w:t> (and a few others). Your function should act identically to cummin, allowing the same inputs.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:rPr><w:b/></w:rPr><w:t>Examples</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[If X = [0 4 3\n        6 5 2]\n\ncumin(X,1) is [0 4 3  and cumin(X,2) is [0 0 0\n               0 4 2]                    6 5 2]\n\ncumin(X,1,'reverse') is [0 4 2  and cumin(X,2,'reverse') is [0 3 3\n                         6 5 2]                              2 2 2]\n\nAlso,\ncumin([8 9 1 10 6 1 3 6 10 10]) returns [8 8 1 1 1 1 1 1 1 1]\n\ncumin([8 9 1 10 6 1 3 6 10 10]') returns [8 8 1 1 1 1 1 1 1 1]']]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>See also</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/cody/problems/42633-cumulative-maximum-of-an-array\"><w:r><w:t>cumax</w:t></w:r></w:hyperlink><w:r><w:t>.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

45 Solutions
24 Solvers

Last Solution submitted on Apr 11, 2021

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Problem Tags

cummin matrix manipulation

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 42631. Cumulative minimum of an array

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

More from this Author44

Problem Tags

Community Treasure Hunt

Problem 42631. Cumulative minimum of an array

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers24

Suggested Problems

More from this Author44

Problem Tags

Community Treasure Hunt

Players